Didecyldimethylammonium Chloride
Didecyldimethylammonium Chloride is a quaternary ammonium compound classified as an antiseptic and disinfectant (ATC code D08). It is primarily used for surface disinfection and as an antimicrobial agent in various antiseptic formulations for external use. This compound is commonly employed in healthcare settings and general disinfection applications.
Didecyldimethylammonium Chloride is a quaternary ammonium-based antiseptic and disinfectant used for killing bacteria and viruses on surfaces and skin.
Key facts at a glance
- ATC
- D08AJ06
- RxNorm
- 1011450
- Generic
- Didecyldimethylammonium Chloride
- Class
- atc-d08
- Brands
- CHG Teat Dip
- Availability
- rx
- Lactation
- unknown
- Routes
- topical
- Forms
- solution
- Regions
- US, EU, CN, JP
- Monitoring
- —
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Surface disinfection in healthcare, industrial, and household settings; skin antisepsis prior to medical procedures; wound cleansing; preservation of medical devices and products; control of microbial growth in various formulations.
As a quaternary ammonium compound, it disrupts microbial cell membranes by penetrating and destroying the lipid bilayer, leading to leakage of cellular contents and cell death. It is effective against a broad spectrum of bacteria, fungi, and some viruses.
For external use only; should not be ingested; may cause irritation to skin and eyes; effectiveness can be reduced in the presence of organic matter; not suitable for use on open wounds without medical supervision; should be used in well-ventilated areas.
Official drug label
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This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 25, 2026. · Read our editorial policy